use case diagram, sequence diagram and coding in java
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Use Cases summarizing the requirements UML Diagrams, created in Enterprise Architect, comprising: • a Use Case Diagram for processing a purchase • a Class Diagram of the intended system • a Sequence Diagram for processing a credit card purchase. A short reflection (approximately 200-300 words) discussing the importance of requirements design and analysis, UML diagrams and object-oriented programming with interfaces and polymorphism. As an example, if you found that you changed your initial UML diagrams after you had commenced coding, you should explain what these changes were and explain what you learnt that led to these changes. o Enterprise Architect file(s) containing your UML Diagrams for the Use Case, Class and Sequence Diagrams o Your finished Java program, addressing the requirements outlined in the Assignment Details.